Home / 1,668,073.84-2,301,944.34-904,127.20

Finding the Fourth Proportional to 1,668,073.84, 2,301,944.34 and 904,127.20

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Solution

The fourth proportional to 1,668,073.84, 2,301,944.34 and 904,127.20 is: 1,247,696.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,073.84 : 2,301,944.34 = 904,127.20 : x
  2. Step 2: Convert to fraction form
    1,668,073.84/2,301,944.34 = 904,127.20/x
  3. Step 3: Cross multiply
    1,668,073.84x = 2,301,944.34 × 904,127.20
  4. Step 4: Simplify right side
    1,668,073.84x = 2,081,250,490,680.05
  5. Step 5: Solve for x
    x = 2,081,250,490,680.05/1,668,073.84
  6. Step 6: Final answer
    x = 1,247,696.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.